Cells and Viruses

An animal's brain controls many of the animal's activities. Which organelle has the same function in a cell?  

• the cell membrane
• a vacuole
• a mitochondrion
• the nucleus

Tags

NGSS.MS-LS1-2

Which of these shows the correct order of the levels of organization?

• cell, organ, tissue, organ system, organism

• cell, organism, organ system, organ, tissue

• cell, tissue, organ, organ system, organism

• tissue, cell, organism, organ, organ system

The picture shows a

• Prokaryotic Plant Cell

• Prokaryotic Animal Cell

• Eukaryotic Plant Cell

• Eukaryotic Animal Cell

Which is found only in eukaryotic cells?

• cell membrane

• cytoplasm

• DNA

• nucleus

What type of cell is pictured in the microscope image?

• Prokaryotic
• Eukaryotic

Tags

NGSS.MS-LS1-1

Prokaryotes have a nucleus to store their DNA. True or False?

• True
•  False

Antibiotics kill viruses

• True
• False

When a virus invades a living cell, its _______
takes over the cell's functions.

• outer coat
• genetic material
• core
• cytoplasm

Tags

NGSS.MS-LS1-2

What do viruses need to reproduce?

• they need genetic material
• They need a host cell
• They need  bacteria
• They need insulin

The projections on the surface of this virus allow the virus to —

• move inside a host cell
•  attach to a host cell
• control a host cell’s DNA
• signal other viruses to infect a host cell